$ git clone -n https://gitee.com/src-opencloudos-rpms/kmod-kvdo.git /var/lib/mock/dist-oc8-build-39384-13754/root/chroot_tmpdir/scmroot/kmod-kvdo
Cloning into '/var/lib/mock/dist-oc8-build-39384-13754/root/chroot_tmpdir/scmroot/kmod-kvdo'...
$ git reset --hard origin/oc8
HEAD is now at 7ea4fe4 modify